public static int getDistence(Point p1, Point p2)
{
double x1,y1;
x1 = p2.x-p1.x;
y1 = p2.y-p2.y;
return Math.sqrt(x1*x1+y1*y1);//这句提示出错
}
public static int getDistence(Point p1, Point p2)
{
double x1,y1;
x1 = p2.x-p1.x;
y1 = p2.y-p2.y;
return Math.sqrt(x1*x1+y1*y1);//这句提示出错
}